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/* ScummVM - Graphic Adventure Engine
*
* ScummVM is the legal property of its developers, whose names
* are too numerous to list here. Please refer to the COPYRIGHT
* file distributed with this source distribution.
*
* This program is free software; you can redistribute it and/or
* modify it under the terms of the GNU General Public License
* as published by the Free Software Foundation; either version 2
* of the License, or (at your option) any later version.
* This program is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU General Public License for more details.
* You should have received a copy of the GNU General Public License
* along with this program; if not, write to the Free Software
* Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA.
*
*/
/*
* This code is based on the original source code of Lord Avalot d'Argent version 1.3.
* Copyright (c) 1994-1995 Mike, Mark and Thomas Thurman.
*/
#include "avalanche/avalanche.h"
#include "avalanche/parser.h"
namespace Avalanche {
Parser::Parser(AvalancheEngine *vm) {
_vm = vm;
}
void Parser::handleInputText(const Common::Event &event) {
byte inChar = event.kbd.ascii;
if (_vm->_dropdown->ddm_o.menunow) {
_vm->_dropdown->parsekey(inChar, _vm->_enhanced->extd);
} else {
if (_inputText.size() < 76) {
if ((inChar == '"') || (inChar == '`')) {
if (_quote)
inChar = '`';
else
inChar = '"';
_quote = !_quote; // quote - unquote
}
_inputText.insertChar(inChar, _inputTextPos);
_inputTextPos++;
plotText();
} else
_vm->_gyro->blip();
}
}
void Parser::handleBackspace() {
if (!_vm->_dropdown->ddm_o.menunow) {
if (_inputTextPos > _leftMargin) {
_inputTextPos--;
if ((_inputText[_inputTextPos] == '"') || (_inputText[_inputTextPos] == '`'))
_quote = !_quote;
_inputText.deleteChar(_inputTextPos);
plotText();
} else
_vm->_gyro->blip();
}
}
void Parser::handleReturn() {
if (_vm->_dropdown->ddm_o.menunow)
_vm->_parser->tryDropdown();
else {
_vm->_logger->log_command(_inputText);
if (!_inputText.empty()) {
_inputTextBackup = _inputText;
_vm->_acci->parse();
_vm->_acci->do_that();
_inputText.clear();
wipeText();
}
}
}
void Parser::plotText() {
if (_vm->_gyro->mouse_near_text())
_vm->_gyro->super_off();
cursorOff();
_vm->_graphics->drawBar(24, 161, 640, 169, black); // Black out the line of the text.
// Draw the text. Similar to chalk(), but here we don't have to bother with the color of the characters.
for (byte i = 0; i < _vm->_parser->_inputText.size(); i++)
for (byte j = 0; j < 8; j++) {
byte pixel = _vm->_gyro->characters[_vm->_parser->_inputText[i]][j];
for (byte bit = 0; bit < 8; bit++) {
byte pixelBit = (pixel >> bit) & 1;
if (pixelBit != 0)
*_vm->_graphics->getPixel(24 + i * 8 + 7 - bit, 161 + j) = white;
}
}
cursorOn();
_vm->_gyro->super_on();
}
void Parser::cursorOn() {
if (_cursorState == true)
return;
drawCursor();
_cursorState = true;
}
void Parser::cursorOff() {
if (_cursorState == false)
return;
drawCursor();
_cursorState = false;
}
void Parser::tryDropdown() {
warning("STUB: Parser::tryDropdown()"); // TODO: Implement at the same time with Dropdown.
}
void Parser::drawCursor() {
// Draw the '_' character. Similar to plotText().
char cursor = '_';
for (byte j = 0; j < 8; j++) {
byte pixel = _vm->_gyro->characters[cursor][j];
for (byte bit = 0; bit < 8; bit++) {
byte pixelBit = (pixel >> bit) & 1;
if (pixelBit != 0)
*_vm->_graphics->getPixel(24 + _inputTextPos * 8 + 7 - bit, 161 + j) = white;
}
}
bytefield bf;
bf.x1 = _inputTextPos + 1;
bf.x2 = _inputTextPos + 2;
bf.y1 = 168;
bf.y2 = 168;
for (byte fv = 0; fv <= 1; fv ++)
_vm->_trip->getset[fv].remember(bf);
}
void Parser::wipeText() {
if (_vm->_gyro->mouse_near_text())
_vm->_gyro->super_off();
cursorOff();
_vm->_graphics->drawBar(24, 161, 640, 169, black); // Black out the line of the text.
_quote = true;
_inputTextPos = 0;
cursorOn();
_vm->_gyro->super_on();
}
} // End of namespace Avalanche
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